./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor917060411 <...> Warning: Permanently added '10.128.0.238' (ED25519) to the list of known hosts. execve("./syz-executor917060411", ["./syz-executor917060411"], 0x7fffea142b20 /* 10 vars */) = 0 brk(NULL) = 0x55555640b000 brk(0x55555640bd00) = 0x55555640bd00 arch_prctl(ARCH_SET_FS, 0x55555640b380) = 0 set_tid_address(0x55555640b650) = 5038 set_robust_list(0x55555640b660, 24) = 0 rseq(0x55555640bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor917060411", 4096) = 27 getrandom("\xa6\x82\xc4\x3d\xb9\xbb\xbc\x62", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555640bd00 brk(0x55555642cd00) = 0x55555642cd00 brk(0x55555642d000) = 0x55555642d000 mprotect(0x7f84667e9000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555640b650) = 5039 ./strace-static-x86_64: Process 5039 attached [pid 5039] set_robust_list(0x55555640b660, 24) = 0 [pid 5039] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5039] setsid() = 1 [pid 5039] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5039] unshare(CLONE_NEWNS) = 0 [pid 5039] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5039] unshare(CLONE_NEWIPC) = 0 [pid 5039] unshare(CLONE_NEWCGROUP) = 0 [pid 5039] unshare(CLONE_NEWUTS) = 0 [pid 5039] unshare(CLONE_SYSVSEM) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "16777216", 8) = 8 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "536870912", 9) = 9 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "8192", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5039] close(3) = 0 [pid 5039] getpid() = 1 [pid 5039] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< b6 0c 10 49 8d 46 27 48 89 c6 83 e0 07 48 c1 ee 03 0f b6 14 16 [ 48.322347][ T5039] RSP: 0018:ffffc90003a7f790 EFLAGS: 00010202 [ 48.328511][ T5039] RAX: 0000000000000002 RBX: ffff888027174000 RCX: 0000000000000000 [ 48.336500][ T5039] RDX: dffffc0000000000 RSI: ffffffff8422693b RDI: 0000000000000010 [ 48.344495][ T5039] RBP: ffffc90003a7f880 R08: 0000000000000006 R09: 0000000000000003 [ 48.352475][ T5039] R10: ffffc90003a7f7eb R11: 0000000000094000 R12: 1ffff9200074fef6 [ 48.360463][ T5039] R13: ffffc90003a7f8f0 R14: 0000000000000000 R15: ffffffff8b9f4300 [ 48.368528][ T5039] FS: 000055555640b380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 48.377467][ T5039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.384056][ T5039] CR2: 0000000020000080 CR3: 0000000073353000 CR4: 00000000003506f0 [ 48.392033][ T5039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.400115][ T5039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.408278][ T5039] Call Trace: [ 48.411572][ T5039] [ 48.414541][ T5039] ? die_addr+0x3b/0xa0 [ 48.418717][ T5039] ? exc_general_protection+0x154/0x230 [ 48.424290][ T5039] ? asm_exc_general_protection+0x26/0x30 [ 48.430032][ T5039] ? strscpy_pad+0x6b/0x80 [ 48.434542][ T5039] ? generic_hwtstamp_ioctl_lower+0xf7/0x3c0 [ 48.440627][ T5039] ? is_bpf_text_address+0x9b/0x1a0 [ 48.445850][ T5039] ? dev_eth_ioctl+0x130/0x130 [ 48.450735][ T5039] ? unwind_get_return_address+0x55/0xa0 [ 48.456395][ T5039] ? rcu_is_watching+0x12/0xb0 [ 48.461168][ T5039] ? rcu_is_watching+0x12/0xb0 [ 48.465944][ T5039] generic_hwtstamp_get_lower+0xe4/0x120 [ 48.471586][ T5039] dev_set_hwtstamp_phylib+0x3ae/0x620 [ 48.477065][ T5039] ? sock_diag_broadcast_destroy+0x1b0/0x1b0 [ 48.483083][ T5039] dev_set_hwtstamp+0x413/0x5b0 [ 48.487944][ T5039] ? generic_hwtstamp_set_lower+0x130/0x130 [ 48.493866][ T5039] ? rcu_is_watching+0x12/0xb0 [ 48.498644][ T5039] ? preempt_count_sub+0x150/0x150 [ 48.503772][ T5039] ? full_name_hash+0xbc/0x110 [ 48.508544][ T5039] ? netdev_name_node_lookup+0x123/0x170 [ 48.514196][ T5039] dev_ifsioc+0x629/0x1090 [ 48.518615][ T5039] ? dev_set_hwtstamp+0x5b0/0x5b0 [ 48.523643][ T5039] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 48.529208][ T5039] ? lock_release+0x4bf/0x680 [ 48.533911][ T5039] ? reacquire_held_locks+0x4b0/0x4b0 [ 48.539297][ T5039] ? full_name_hash+0xbc/0x110 [ 48.544079][ T5039] dev_ioctl+0x224/0x1090 [ 48.548420][ T5039] sock_do_ioctl+0x1fc/0x290 [ 48.553029][ T5039] ? get_user_ifreq+0x250/0x250 [ 48.558857][ T5039] ? do_vfs_ioctl+0x379/0x1920 [ 48.563732][ T5039] ? vfs_fileattr_set+0xbf0/0xbf0 [ 48.568781][ T5039] sock_ioctl+0x205/0x6d0 [ 48.573133][ T5039] ? br_ioctl_call+0xb0/0xb0 [ 48.577744][ T5039] ? handle_mm_fault+0x4f1/0xa00 [ 48.582780][ T5039] ? bpf_lsm_file_ioctl+0x9/0x10 [ 48.587728][ T5039] ? br_ioctl_call+0xb0/0xb0 [ 48.592334][ T5039] __x64_sys_ioctl+0x18f/0x210 [ 48.597132][ T5039] do_syscall_64+0x38/0xb0 [ 48.601569][ T5039] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.607478][ T5039] RIP: 0033:0x7f8466771419 [ 48.611893][ T5039] Code: 48 83 c4 28 c3 e8 d7 19 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 48.631602][ T5039] RSP: 002b:00007ffc3b8379e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.640019][ T5039] RAX: ffffffffffffffda RBX: 00007f84667be390 RCX: 00007f8466771419 [ 48.648010][ T5039] RDX: 0000000020000080 RSI: 00000000000089b0 RDI: 0000000000000003 [ 48.655987][ T5039] RBP: 0000000000000003 R08: 0000555500000000 R09: 0000555500000000 [ 48.663959][ T5039] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc3b837a30 [ 48.671930][ T5039] R13: 00007ffc3b837a00 R14: 0000000000000001 R15: 00007ffc3b837a30 [ 48.680002][ T5039] [ 48.683024][ T5039] Modules linked in: [ 48.687997][ T5039] ---[ end trace 0000000000000000 ]--- [ 48.693863][ T5039] RIP: 0010:generic_hwtstamp_ioctl_lower+0xf7/0x3c0 [ 48.700480][ T5039] Code: 24 08 48 c1 e8 03 42 80 3c 30 00 0f 85 ad 02 00 00 48 ba 00 00 00 00 00 fc ff df 4d 8b 75 10 49 8d 7e 10 48 89 f8 48 c1 e8 03 <0f> b6 0c 10 49 8d 46 27 48 89 c6 83 e0 07 48 c1 ee 03 0f b6 14 16 [ 48.720319][ T5039] RSP: 0018:ffffc90003a7f790 EFLAGS: 00010202 [ 48.726632][ T5039] RAX: 0000000000000002 RBX: ffff888027174000 RCX: 0000000000000000 [ 48.734640][ T5039] RDX: dffffc0000000000 RSI: ffffffff8422693b RDI: 0000000000000010 [ 48.742747][ T5039] RBP: ffffc90003a7f880 R08: 0000000000000006 R09: 0000000000000003 [ 48.750869][ T5039] R10: ffffc90003a7f7eb R11: 0000000000094000 R12: 1ffff9200074fef6 [ 48.759015][ T5039] R13: ffffc90003a7f8f0 R14: 0000000000000000 R15: ffffffff8b9f4300 [ 48.767040][ T5039] FS: 000055555640b380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 48.776099][ T5039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.782676][ T5039] CR2: 00007ffc9a12e198 CR3: 0000000073353000 CR4: 00000000003506e0 [ 48.790803][ T5039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.799073][ T5039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.807301][ T5039] Kernel panic - not syncing: Fatal exception [ 48.813669][ T5039] Kernel Offset: disabled [ 48.818096][ T5039] Rebooting in 86400 seconds..